ENGINE PERFORMANCE – Saturn L300 2005 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.0L VIN R

3.0L VIN R, Engine Performance Wiring Diagram (1 of 3) for Saturn L300 2005

List of elements for 3.0L VIN R, Engine Performance Wiring Diagram (1 of 3) for Saturn L300 2005:

• (at front left side of g110 transmission)
• (at top of engine, under fuel rail)
• (in engine harness)
• (in fuel injector harness)
• (in intake manifold) intake manifold runner control (imrc) solenoid
• Case ground
• Ckp hi
• Ckp lo
• Cmp sens
• Coil 1 ctrl
• Coil 3 ctrl
• Coil 4 ctrl
• Coil 5 ctrl
• Coil 6 ctrl
• Crankshaft position (ckp) sensor on left rear side of engine, behind oil filter
• E10
• Ect sens
• Engine control module (ecm) (on top right rear of engine)
• Evap purge
• F10
• Fuel inj 1
• Fuel inj 2
• Fuel inj 3
• Fuel inj 4
• Fuel inj 5
• Fuel inj 6
• Fuel injectors
• Heated oxygen sensor bank 1 sensor 1 (on right exhaust manifold)
• Heated oxygen sensor bank 1 sensor 2 (in exhaust system, downstream of bank 1 catalytic converter)
• Heated oxygen sensor bank 2 sensor 1 (on left exhaust manifold)
• Heated oxygen sensor bank 2 sensor 2 (in exhaust system, downstream of bank 1 catalytic converter)
• Ho2s 1,1 htr
• Ho2s 1,1 in
• Ho2s 1,1 out
• Ho2s 1,1 ref
• Ho2s 1,1 sig
• Ho2s 1,2 hi
• Ho2s 1,2 htr
• Ho2s 1,2 lo
• Ho2s 2,1 htr
• Ho2s 2,1 in
• Ho2s 2,1 out
• Ho2s 2,1 ref
• Ho2s 2,1 sig
• Ho2s 2,2 hi
• Ho2s 2,2 lo
• Hot in run or start
• Iat sens
• Ign fuse 15a
• Ignition control module (icm) bank 1
• Ignition control module (icm) bank 2
• Intk plenum
• Knock sens
• Knock sensor (ks) 1 (for cyl 1, 3, 5) (at lower right side of engine)
• Knock sensor (ks) 2 (for cyl 2, 4, 6) (at lower left side of engine)
• Maf sens
• Mass air flow (maf) sensor (on air intake duct)
• Nca
• Pnk
• S101
• S140
• Sensor +5v
• Sensor rtn
• Shld ground
• Tan
• Throttle hi
• Throttle lo
• To spark plugs
• Tps +5v
• Tps sens 1
• Tps sens 2
• Underhood fuse block (left side of engine compt)

3.0L VIN R, Engine Performance Wiring Diagram (2 of 3) for Saturn L300 2005

List of elements for 3.0L VIN R, Engine Performance Wiring Diagram (2 of 3) for Saturn L300 2005:

• (not used)
• A10
• B10
• Brake fuse 15a
• Camshaft position sensor (on top left front of engine)
• D12
• E12
• Engine cntl 1 fuse 10a
• Engine cntl 2 fuse 10a
• Engine cntl 3 fuse 10a
• Engine coolant temperature (ect) sensor (in lower coolant passage of left cylinder head)
• Evaporative emissions (evap) canister purge solenoid (at right side of engine)
• F10
• Hot at all times
• Left i/p fuse block (behind left kick panel)
• Main relay
• Nca
• Sp105 (at rear of engine compt, taped to engine harness)
• Stop lamp switch (on brake pedal bracket)
• Throttle actuator control (tac) module (at top front of engine, on throttle body)
• To fuel pump relay (diagram 3 of 3)
• Underhood fuse block (left side of engine compt)

3.0L VIN R, Engine Performance Wiring Diagram (3 of 3) for Saturn L300 2005

List of elements for 3.0L VIN R, Engine Performance Wiring Diagram (3 of 3) for Saturn L300 2005:

• (mounted to top of glove box) body control module (bcm)
• (on top of fuel tank) fuel pump & sender assembly
• A/c press
• A/c refrigerant pressure sensor
• A/c rly ctrl
• A10
• A12
• Accelerator
• Air conditioning system
• App +5v
• App 1 sens
• App 2 sens
• App rtn
• B10
• B11
• Battery
• Bcm can hi
• Bcm can lo
• Bcm/ecm/ cruise fuse 10a
• Body fuse 10a
• C10
• C11
• Computer data lines system
• Controls b+ fuse 10a
• Cooling fans system
• Cruise brake switch (on brake pedal bracket)
• Cruise control system
• Cruz on/off
• Cruz res/acl
• Cruz set/cst
• Cruz/brake in
• D10
• D12
• Data link connector (dlc) (lower left side of dash)
• Electronic brake control module (ebcm) (at left rear of engine compt)
• Engine control module (ecm) (on top right rear of engine)
• Engine oil pressure (eop) switch (on oil pump housing, on lower front of engine)
• Evap vent
• Evaporative emissions (evap) canister vent solenoid (at rear of the vehicle, near the fuel tank filler tube)
• Fan 1 ctrl
• Fan 2 ctrl
• From engine ctrl3 fuse (diagram 2 of 3)
• Ftp sens
• Fuel level
• Fuel level sensor
• Fuel pump fuse 15a
• Fuel pump motor
• Fuel pump relay
• Fuel pump rly
• Fuel tank pressure sensor
• G110 (at front left side of transmission)
• G401
• Gen l term
• H11
• H12
• Hot at all times
• Hot in run or start
• Ign 1
• Ign 1 fuse 10a
• Instrument cluster
• J11
• K11
• K12
• Kw2000
• Left i/p fuse block (behind c2 (left kick panel)
• Left i/p fuse block (behind left kick panel) c1
• Left i/p fuse block c2 (behind left kick panel)
• Logic
• Main rly ctrl
• Main rly pwr
• Malfunction indicator lamp
• Oil press
• Pedal position (app) sensor (on accelerator pedal linkage arm)
• Pnk
• Power distribution system
• Red
• Rf whl spd
• Right i/p fuse block (behind right kick panel)
• Sens +5v
• Sens rtn
• Sp401 (at left rear of vehicle, near left taillight assembly)
• Starting/ charging system
• Stoplamp in
• Tach out
• Tan
• Tcm can hi
• Tcm can lo
• Torque del
• Torque req
• Transmission control module (tcm) (right side of engine compt)
• Underhood fuse block (left side of engine compt)